15646660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 34700400

約数和(自身を除く): 19053740

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 509, 530, 580, 1018, 1060, 1537, 2036, 2545, 3074, 5090, 6148, 7685, 10180, 14761, 15370, 26977, 29522, 30740, 53954, 59044, 73805, 107908, 134885, 147610, 269770, 295220, 539540, 782333, 1564666, 3129332, 3911665, 7823330, 15646660]

約数ペア:

[(1, 15646660), (2, 7823330), (4, 3911665), (5, 3129332), (10, 1564666), (20, 782333), (29, 539540), (53, 295220), (58, 269770), (106, 147610), (116, 134885), (145, 107908), (212, 73805), (265, 59044), (290, 53954), (509, 30740), (530, 29522), (580, 26977), (1018, 15370), (1060, 14761), (1537, 10180), (2036, 7685), (2545, 6148), (3074, 5090)]